课件63张PPT。Grammar1. Adverbial clauses: having done Having lost all my old friends, I felt shy and lonely at my new school. 2. Verbs followed by –ing and the infinitive with to remember, forget, stop, go on, regret状语从句按意义可分为时间状语从句、条件状语从句、地点状语从句、原因状语从句、目的状语从句、让步状语从句、结果状语从句和比较状语从句。状语从句由从属连词引导。引导词按意义分为九类: 时间状语从句: as/when/while; after; before; since; till / until whenever; no sooner …than / hardly … when;immediately; directly; the moment; the minute; the second; each (every) time; the day (year); next time; the first (second /last) time; by the time 条件状语从句 if; unless; as (so ) long as; on condition that; suppose (supposed) that; provide (providing ) that; in the event that 原因状语从句 because; as; since; now (that ) 结果状语从句 so (such )… that …. 目的状语从句 so that; in order that; in case 让步状语从句 though; although; as; however; no matter ….; 疑问词 +ever; whether…or not 比较状语从句 than; as (so )…. as; the more ….the more 方式状语从句 as; as if; as though; 地点状语从句 where wherever状语从句的省略 状语从句同时具备下列两个条件: ①主句和从句的主语一致，或从 句主语为it； ②从句主要动词是be的某种形 式。从句中的主语和be动词常 可省略。例如： 1. When (the museum is) completed, the museum will be open to the public next year. 2. He’ll go to the seaside for his holiday if (it is) possible. When first _____ to the market, these products enjoyed great success. A. introducing B. introduced C. introduce D. being introduced 【链结高考】2. It shames me to say it, but I told a lie when _____ at the meeting by my boss. A. questioning B. having questioned C. questioned D. to be questioned状语从句和状语的转换: 状语从句主语和从句一致时，转换为分词短语。 After he turned off the recorder, he went out of the room.? Having turned off the recorder, he went out of the room.When the city is seen from the mountain, it looks much more beautiful ? Seen from the mountain, it looks much more beautiful.状语从句主语和从句不一致，转换为独立主格结构。 If weather permits, we’ll have the meeting in the open air. ? (With) Weather permitting, we’ll have the meeting in the open air. 状语从句转换为介词短语： 由after/before/ since/ as soon as等引导的时间状语从句，可改为after/before/ since/on+动名词短语结构。当主从句主语不一致，可使用动名词的复合结构。Before he dived into the lake, he made a deep breath. ?Before diving into the lake, he made a deep breath. 状语从句转换为动词不定式短语。 He is so strong that he can lift the heavy stone. ?He is strong enough to lift the heavy stone. He was so weak that he couldn’t go a step further. ?He was too weak to go a step further.He stood in the front of the classroom in order that he could see the picture clearly. ?He stood in the front of the classroom in order to (so as to /to) see the picture clearly.Grammer 1: Adverbial clauses: having done Having lost all my old friends, I felt shy and lonely at my new school.Part 1Exercises:H ... ...
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